Diabetes mellitus is a group of metabolic diseases with characteristic hyperglycemia that occurs due to abnormal insulin secretion, insulin action or both should be done so that the management is not in further complications. Management of diabetes include education, medical nutrition therapy, physical exercise and pharmacological interventions that can be provided through an integrated education. Application of the method DSME education with a view to optimizing metabolic control and quality of life of patients. The purpose of this study to determine the effectiveness of an integrated diabetes education to improve self-efficacy of patients with type 2 diabetes type quasi-experimental research design with pre-test and post-test with control group performed at the health center desain.yang District of Medan Tembung Often, by using the sample table power analysis as many as 38 people. The result of this study is the effect of an integrated education to improve self-efficacy in patients with type 2 diabetes, with the independent t test results of the test p <0.05 and t = 7.539. Comparison of self-efficacy before and after treatment using the data analysis paired t-test with p <0.05 and t = -6.659, and between the post-test to follow-up with p <0.05 by t = -5.217. Self-efficacy of patients after an integrated diabetes education showed an increase